bcm53xx: activate early printk
[openwrt.git] / target / linux / bcm53xx / patches-3.14 / 304-ARM-BCM5301X-Add-DT-for-Asus-RT-N18U.patch
1 From 89fe6f9b7875f74e7d63a90ae3a51d84d3cf9369 Mon Sep 17 00:00:00 2001
2 From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= <zajec5@gmail.com>
3 Date: Thu, 9 Oct 2014 18:16:26 +0200
4 Subject: [PATCH] ARM: BCM5301X: Add DT for Asus RT-N18U
5 MIME-Version: 1.0
6 Content-Type: text/plain; charset=UTF-8
7 Content-Transfer-Encoding: 8bit
8
9 Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
10 ---
11  arch/arm/boot/dts/Makefile                  |  3 +-
12  arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts | 88 +++++++++++++++++++++++++++++
13  arch/arm/boot/dts/bcm47081.dtsi             | 26 +++++++++
14  arch/arm/mach-bcm/bcm_5301x.c               |  1 +
15  4 files changed, 117 insertions(+), 1 deletion(-)
16  create mode 100644 arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts
17  create mode 100644 arch/arm/boot/dts/bcm47081.dtsi
18
19 --- a/arch/arm/boot/dts/Makefile
20 +++ b/arch/arm/boot/dts/Makefile
21 @@ -53,7 +53,8 @@ dtb-$(CONFIG_ARCH_BCM2835) += bcm2835-rp
22  dtb-$(CONFIG_ARCH_BCM_5301X) += \
23         bcm4708-buffalo-wzr-1750dhp.dtb \
24         bcm4708-netgear-r6250.dtb \
25 -       bcm4708-netgear-r6300-v2.dtb
26 +       bcm4708-netgear-r6300-v2.dtb \
27 +       bcm47081-asus-rt-n18u.dtb
28  dtb-$(CONFIG_ARCH_BERLIN) += \
29         berlin2-sony-nsz-gs7.dtb        \
30         berlin2cd-google-chromecast.dtb
31 --- /dev/null
32 +++ b/arch/arm/boot/dts/bcm47081-asus-rt-n18u.dts
33 @@ -0,0 +1,88 @@
34 +/*
35 + * Broadcom BCM470X / BCM5301X arm platform code.
36 + * DTS for Asus RT-N18U
37 + *
38 + * Copyright © 2014 Rafał Miłecki <zajec5@gmail.com>
39 + *
40 + * Licensed under the GNU/GPL. See COPYING for details.
41 + */
42 +
43 +/dts-v1/;
44 +
45 +#include "bcm47081.dtsi"
46 +
47 +/ {
48 +       compatible = "asus,rt-n18u", "brcm,bcm47081";
49 +       model = "Asus RT-N18U (BCM47081)";
50 +
51 +       chosen {
52 +               bootargs = "console=ttyS0,115200 earlyprintk";
53 +       };
54 +
55 +       memory {
56 +               reg = <0x00000000 0x08000000>;
57 +       };
58 +
59 +       chipcommonA {
60 +               uart0: serial@0300 {
61 +                       status = "okay";
62 +               };
63 +
64 +               uart1: serial@0400 {
65 +                       status = "okay";
66 +               };
67 +       };
68 +
69 +       leds {
70 +               compatible = "gpio-leds";
71 +
72 +               power {
73 +                       label = "bcm53xx:blue:power";
74 +                       gpios = <&chipcommon 0 GPIO_ACTIVE_LOW>;
75 +                       linux,default-trigger = "default-on";
76 +               };
77 +
78 +               usb2 {
79 +                       label = "bcm53xx:blue:usb2";
80 +                       gpios = <&chipcommon 3 GPIO_ACTIVE_LOW>;
81 +                       linux,default-trigger = "default-off";
82 +               };
83 +
84 +               wan {
85 +                       label = "bcm53xx:blue:wan";
86 +                       gpios = <&chipcommon 6 GPIO_ACTIVE_LOW>;
87 +                       linux,default-trigger = "default-on";
88 +               };
89 +
90 +               lan {
91 +                       label = "bcm53xx:blue:lan";
92 +                       gpios = <&chipcommon 9 GPIO_ACTIVE_LOW>;
93 +                       linux,default-trigger = "default-on";
94 +               };
95 +
96 +               usb3 {
97 +                       label = "bcm53xx:blue:usb3";
98 +                       gpios = <&chipcommon 14 GPIO_ACTIVE_LOW>;
99 +                       linux,default-trigger = "default-off";
100 +               };
101 +       };
102 +
103 +       gpio-keys {
104 +               compatible = "gpio-keys-polled";
105 +               #address-cells = <1>;
106 +               #size-cells = <0>;
107 +               poll-interval = <200>;
108 +
109 +               restart {
110 +                       label = "Reset";
111 +                       linux,code = <KEY_RESTART>;
112 +                       gpios = <&chipcommon 7 GPIO_ACTIVE_LOW>;
113 +               };
114 +
115 +               wps {
116 +                       label = "WPS";
117 +                       linux,code = <KEY_WPS_BUTTON>;
118 +                       gpios = <&chipcommon 11 GPIO_ACTIVE_LOW>;
119 +               };
120 +       };
121 +};
122 --- /dev/null
123 +++ b/arch/arm/boot/dts/bcm47081.dtsi
124 @@ -0,0 +1,26 @@
125 +/*
126 + * Broadcom BCM470X / BCM5301X ARM platform code.
127 + * DTS for BCM47081 SoC.
128 + *
129 + * Copyright © 2014 Rafał Miłecki <zajec5@gmail.com>
130 + *
131 + * Licensed under the GNU/GPL. See COPYING for details.
132 + */
133 +
134 +#include "bcm5301x.dtsi"
135 +
136 +/ {
137 +       compatible = "brcm,bcm47081";
138 +
139 +       cpus {
140 +               #address-cells = <1>;
141 +               #size-cells = <0>;
142 +
143 +               cpu@0 {
144 +                       device_type = "cpu";
145 +                       compatible = "arm,cortex-a9";
146 +                       next-level-cache = <&L2>;
147 +                       reg = <0x0>;
148 +               };
149 +       };
150 +};
151 --- a/arch/arm/mach-bcm/bcm_5301x.c
152 +++ b/arch/arm/mach-bcm/bcm_5301x.c
153 @@ -81,6 +81,7 @@ static void bcm5301x_restart(enum reboot
154  
155  static const char __initconst *bcm5301x_dt_compat[] = {
156         "brcm,bcm4708",
157 +       "brcm,bcm47081",
158         NULL,
159  };
160